On the left side of the equation is one or more response variables, Y. On the right hand side is one or more predictor variables, X, and their coefficients, B. X, the variables on the right hand side can have many forms and are called by many names.
Subscribe to our Digestive Health e-newsletter to stay up to date on digestive health topics. The exact cause of ulcerative colitis remains unknown. Previously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.One possible cause is an immune system malfunction.reviously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.
WHAT IS THE CAUSE OF ULCERATIVE COLITIS AND CROHNâS DISEASE? The origin of IBD is still unknown. It is possible that a combination of factors may be the underlying cause of Crohnâs disease and ulcerative colitis.